[DevTools] Remove Console.messagesCleared event.

third_party/WebKit/Source/platform/v8_inspector/V8InspectorSessionImpl.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/v8_inspector/V8InspectorSessionImpl.h"
 
 #include "platform/inspector_protocol/Parser.h"
 #include "platform/v8_inspector/InjectedScript.h"
 #include "platform/v8_inspector/InspectedContext.h"
 #include "platform/v8_inspector/RemoteObjectId.h"
@@ skipping 89 matching lines @@
         state = newState.get();
         m_state->setObject(name, std::move(newState));
     }
     return state;
 }
 
 void V8InspectorSessionImpl::reset()
 {
     m_debuggerAgent->reset();
     m_runtimeAgent->reset();
-    m_consoleAgent->reset();
     discardInjectedScripts();
 }
 
 void V8InspectorSessionImpl::discardInjectedScripts()
 {
     m_inspectedObjects.clear();
     const V8DebuggerImpl::ContextByIdMap* contexts = m_debugger->contextGroup(m_contextGroupId);
     if (!contexts)
         return;
 
@@ skipping 175 matching lines @@
     m_debuggerAgent->resume(&errorString);
 }
 
 void V8InspectorSessionImpl::stepOver()
 {
     ErrorString errorString;
     m_debuggerAgent->stepOver(&errorString);
 }
 
 } // namespace blink